284911473

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1999}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 474624000

約数和(自身を除く): 189712527

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 617, 1851, 1999, 4319, 5997, 6787, 12957, 13993, 20361, 21989, 41979, 47509, 65967, 142527, 153923, 461769, 1233383, 3700149, 8633681, 13567213, 25901043, 40701639, 94970491, 284911473]

約数ペア:

[(1, 284911473), (3, 94970491), (7, 40701639), (11, 25901043), (21, 13567213), (33, 8633681), (77, 3700149), (231, 1233383), (617, 461769), (1851, 153923), (1999, 142527), (4319, 65967), (5997, 47509), (6787, 41979), (12957, 21989), (13993, 20361)]